30129880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{68477}}^1$

素因数の和:68499

約数の個数: 32

約数和(自身を含む): 73956240

約数和(自身を除く): 43826360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 68477, 136954, 273908, 342385, 547816, 684770, 753247, 1369540, 1506494, 2739080, 3012988, 3766235, 6025976, 7532470, 15064940, 30129880]

約数ペア:

[(1, 30129880), (2, 15064940), (4, 7532470), (5, 6025976), (8, 3766235), (10, 3012988), (11, 2739080), (20, 1506494), (22, 1369540), (40, 753247), (44, 684770), (55, 547816), (88, 342385), (110, 273908), (220, 136954), (440, 68477)]